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<pre><span class="sourceLineNo">001</span><a name="line.1"></a>
<span class="sourceLineNo">002</span>/*<a name="line.2"></a>
<span class="sourceLineNo">003</span> * Copyright (C) 2014 Archie L. Cobbs. All rights reserved.<a name="line.3"></a>
<span class="sourceLineNo">004</span> *<a name="line.4"></a>
<span class="sourceLineNo">005</span> * $Id: MainPanel.html 842 2015-03-07 18:20:42Z archie.cobbs $<a name="line.5"></a>
<span class="sourceLineNo">006</span> */<a name="line.6"></a>
<span class="sourceLineNo">007</span><a name="line.7"></a>
<span class="sourceLineNo">008</span>package org.jsimpledb.gui;<a name="line.8"></a>
<span class="sourceLineNo">009</span><a name="line.9"></a>
<span class="sourceLineNo">010</span>import com.vaadin.data.Property;<a name="line.10"></a>
<span class="sourceLineNo">011</span>import com.vaadin.ui.Alignment;<a name="line.11"></a>
<span class="sourceLineNo">012</span>import com.vaadin.ui.Button;<a name="line.12"></a>
<span class="sourceLineNo">013</span>import com.vaadin.ui.Component;<a name="line.13"></a>
<span class="sourceLineNo">014</span>import com.vaadin.ui.HorizontalLayout;<a name="line.14"></a>
<span class="sourceLineNo">015</span>import com.vaadin.ui.Label;<a name="line.15"></a>
<span class="sourceLineNo">016</span>import com.vaadin.ui.Notification;<a name="line.16"></a>
<span class="sourceLineNo">017</span>import com.vaadin.ui.VerticalLayout;<a name="line.17"></a>
<span class="sourceLineNo">018</span><a name="line.18"></a>
<span class="sourceLineNo">019</span>import org.dellroad.stuff.spring.RetryTransaction;<a name="line.19"></a>
<span class="sourceLineNo">020</span>import org.dellroad.stuff.vaadin7.VaadinConfigurable;<a name="line.20"></a>
<span class="sourceLineNo">021</span>import org.jsimpledb.CopyState;<a name="line.21"></a>
<span class="sourceLineNo">022</span>import org.jsimpledb.JClass;<a name="line.22"></a>
<span class="sourceLineNo">023</span>import org.jsimpledb.JObject;<a name="line.23"></a>
<span class="sourceLineNo">024</span>import org.jsimpledb.JSimpleDB;<a name="line.24"></a>
<span class="sourceLineNo">025</span>import org.jsimpledb.JTransaction;<a name="line.25"></a>
<span class="sourceLineNo">026</span>import org.jsimpledb.UntypedJObject;<a name="line.26"></a>
<span class="sourceLineNo">027</span>import org.jsimpledb.change.ObjectDelete;<a name="line.27"></a>
<span class="sourceLineNo">028</span>import org.jsimpledb.core.DeletedObjectException;<a name="line.28"></a>
<span class="sourceLineNo">029</span>import org.jsimpledb.core.ObjId;<a name="line.29"></a>
<span class="sourceLineNo">030</span>import org.jsimpledb.core.ReferencedObjectException;<a name="line.30"></a>
<span class="sourceLineNo">031</span>import org.jsimpledb.parse.ParseSession;<a name="line.31"></a>
<span class="sourceLineNo">032</span>import org.slf4j.Logger;<a name="line.32"></a>
<span class="sourceLineNo">033</span>import org.slf4j.LoggerFactory;<a name="line.33"></a>
<span class="sourceLineNo">034</span>import org.springframework.beans.factory.annotation.Autowired;<a name="line.34"></a>
<span class="sourceLineNo">035</span>import org.springframework.transaction.annotation.Transactional;<a name="line.35"></a>
<span class="sourceLineNo">036</span><a name="line.36"></a>
<span class="sourceLineNo">037</span>/**<a name="line.37"></a>
<span class="sourceLineNo">038</span> * Main GUI panel containing the object chooser, object table, buttons, and expresssion text area.<a name="line.38"></a>
<span class="sourceLineNo">039</span> */<a name="line.39"></a>
<span class="sourceLineNo">040</span>@SuppressWarnings("serial")<a name="line.40"></a>
<span class="sourceLineNo">041</span>@VaadinConfigurable<a name="line.41"></a>
<span class="sourceLineNo">042</span>public class MainPanel extends VerticalLayout {<a name="line.42"></a>
<span class="sourceLineNo">043</span><a name="line.43"></a>
<span class="sourceLineNo">044</span>    protected final Logger log = LoggerFactory.getLogger(this.getClass());<a name="line.44"></a>
<span class="sourceLineNo">045</span><a name="line.45"></a>
<span class="sourceLineNo">046</span>    // Buttons<a name="line.46"></a>
<span class="sourceLineNo">047</span>    private final Button editButton = new Button("Edit", new Button.ClickListener() {<a name="line.47"></a>
<span class="sourceLineNo">048</span>        @Override<a name="line.48"></a>
<span class="sourceLineNo">049</span>        public void buttonClick(Button.ClickEvent event) {<a name="line.49"></a>
<span class="sourceLineNo">050</span>            final ObjId id = MainPanel.this.objectChooser.getObjId();<a name="line.50"></a>
<span class="sourceLineNo">051</span>            if (id != null)<a name="line.51"></a>
<span class="sourceLineNo">052</span>                MainPanel.this.editButtonClicked(id);<a name="line.52"></a>
<span class="sourceLineNo">053</span>        }<a name="line.53"></a>
<span class="sourceLineNo">054</span>    });<a name="line.54"></a>
<span class="sourceLineNo">055</span>    private final Button newButton = new Button("New", new Button.ClickListener() {<a name="line.55"></a>
<span class="sourceLineNo">056</span>        @Override<a name="line.56"></a>
<span class="sourceLineNo">057</span>        public void buttonClick(Button.ClickEvent event) {<a name="line.57"></a>
<span class="sourceLineNo">058</span>            MainPanel.this.newButtonClicked();<a name="line.58"></a>
<span class="sourceLineNo">059</span>        }<a name="line.59"></a>
<span class="sourceLineNo">060</span>    });<a name="line.60"></a>
<span class="sourceLineNo">061</span>    private final Button deleteButton = new Button("Delete", new Button.ClickListener() {<a name="line.61"></a>
<span class="sourceLineNo">062</span>        @Override<a name="line.62"></a>
<span class="sourceLineNo">063</span>        public void buttonClick(Button.ClickEvent event) {<a name="line.63"></a>
<span class="sourceLineNo">064</span>            final ObjId id = MainPanel.this.objectChooser.getObjId();<a name="line.64"></a>
<span class="sourceLineNo">065</span>            if (id != null)<a name="line.65"></a>
<span class="sourceLineNo">066</span>                MainPanel.this.deleteButtonClicked(id);<a name="line.66"></a>
<span class="sourceLineNo">067</span>        }<a name="line.67"></a>
<span class="sourceLineNo">068</span>    });<a name="line.68"></a>
<span class="sourceLineNo">069</span>    private final Button upgradeButton = new Button("Upgrade", new Button.ClickListener() {<a name="line.69"></a>
<span class="sourceLineNo">070</span>        @Override<a name="line.70"></a>
<span class="sourceLineNo">071</span>        public void buttonClick(Button.ClickEvent event) {<a name="line.71"></a>
<span class="sourceLineNo">072</span>            final ObjId id = MainPanel.this.objectChooser.getObjId();<a name="line.72"></a>
<span class="sourceLineNo">073</span>            if (id != null)<a name="line.73"></a>
<span class="sourceLineNo">074</span>                MainPanel.this.upgradeButtonClicked(id);<a name="line.74"></a>
<span class="sourceLineNo">075</span>        }<a name="line.75"></a>
<span class="sourceLineNo">076</span>    });<a name="line.76"></a>
<span class="sourceLineNo">077</span><a name="line.77"></a>
<span class="sourceLineNo">078</span>    private final GUIConfig guiConfig;<a name="line.78"></a>
<span class="sourceLineNo">079</span>    private final JSimpleDB jdb;<a name="line.79"></a>
<span class="sourceLineNo">080</span>    private final ParseSession session;<a name="line.80"></a>
<span class="sourceLineNo">081</span>    private final JObjectChooser objectChooser;<a name="line.81"></a>
<span class="sourceLineNo">082</span><a name="line.82"></a>
<span class="sourceLineNo">083</span>    @Autowired(required = false)<a name="line.83"></a>
<span class="sourceLineNo">084</span>    private ChangePublisher changePublisher;<a name="line.84"></a>
<span class="sourceLineNo">085</span><a name="line.85"></a>
<span class="sourceLineNo">086</span>    public MainPanel(GUIConfig guiConfig) {<a name="line.86"></a>
<span class="sourceLineNo">087</span>        this.guiConfig = guiConfig;<a name="line.87"></a>
<span class="sourceLineNo">088</span>        this.jdb = this.guiConfig.getJSimpleDB();<a name="line.88"></a>
<span class="sourceLineNo">089</span><a name="line.89"></a>
<span class="sourceLineNo">090</span>        // Setup parse session<a name="line.90"></a>
<span class="sourceLineNo">091</span>        this.session = new ParseSession(this.jdb) {<a name="line.91"></a>
<span class="sourceLineNo">092</span>            @Override<a name="line.92"></a>
<span class="sourceLineNo">093</span>            protected void reportException(Exception e) {<a name="line.93"></a>
<span class="sourceLineNo">094</span>                Notification.show("Error: " + e.getMessage(), null, Notification.Type.ERROR_MESSAGE);<a name="line.94"></a>
<span class="sourceLineNo">095</span>                if (MainPanel.this.guiConfig.isVerbose())<a name="line.95"></a>
<span class="sourceLineNo">096</span>                    MainPanel.this.log.info("exception in parse session", e);<a name="line.96"></a>
<span class="sourceLineNo">097</span>            }<a name="line.97"></a>
<span class="sourceLineNo">098</span>        };<a name="line.98"></a>
<span class="sourceLineNo">099</span>        this.session.setReadOnly(this.guiConfig.isReadOnly());<a name="line.99"></a>
<span class="sourceLineNo">100</span>        this.session.setSchemaModel(this.jdb.getSchemaModel());<a name="line.100"></a>
<span class="sourceLineNo">101</span>        this.session.setSchemaVersion(this.guiConfig.getSchemaVersion());<a name="line.101"></a>
<span class="sourceLineNo">102</span>        this.session.setAllowNewSchema(this.guiConfig.isAllowNewSchema());<a name="line.102"></a>
<span class="sourceLineNo">103</span><a name="line.103"></a>
<span class="sourceLineNo">104</span>        // Register built-in functions<a name="line.104"></a>
<span class="sourceLineNo">105</span>        this.session.registerStandardFunctions();<a name="line.105"></a>
<span class="sourceLineNo">106</span><a name="line.106"></a>
<span class="sourceLineNo">107</span>        // Register custom functions<a name="line.107"></a>
<span class="sourceLineNo">108</span>        final Iterable&lt;? extends Class&lt;?&gt;&gt; customFunctionClasses = this.guiConfig.getFunctionClasses();<a name="line.108"></a>
<span class="sourceLineNo">109</span>        if (customFunctionClasses != null) {<a name="line.109"></a>
<span class="sourceLineNo">110</span>            for (Class&lt;?&gt; cl : customFunctionClasses) {<a name="line.110"></a>
<span class="sourceLineNo">111</span>                try {<a name="line.111"></a>
<span class="sourceLineNo">112</span>                    this.session.registerFunction(cl);<a name="line.112"></a>
<span class="sourceLineNo">113</span>                } catch (IllegalArgumentException e) {<a name="line.113"></a>
<span class="sourceLineNo">114</span>                    this.log.warn("failed to register function " + cl + ": " + e.getMessage());<a name="line.114"></a>
<span class="sourceLineNo">115</span>                }<a name="line.115"></a>
<span class="sourceLineNo">116</span>            }<a name="line.116"></a>
<span class="sourceLineNo">117</span>        }<a name="line.117"></a>
<span class="sourceLineNo">118</span><a name="line.118"></a>
<span class="sourceLineNo">119</span>        // Setup object chooser<a name="line.119"></a>
<span class="sourceLineNo">120</span>        this.objectChooser = new JObjectChooser(this.jdb, this.session, null, true);<a name="line.120"></a>
<span class="sourceLineNo">121</span><a name="line.121"></a>
<span class="sourceLineNo">122</span>        // Listen to object selections<a name="line.122"></a>
<span class="sourceLineNo">123</span>        this.objectChooser.addValueChangeListener(new Property.ValueChangeListener() {<a name="line.123"></a>
<span class="sourceLineNo">124</span>            @Override<a name="line.124"></a>
<span class="sourceLineNo">125</span>            public void valueChange(Property.ValueChangeEvent event) {<a name="line.125"></a>
<span class="sourceLineNo">126</span>                MainPanel.this.selectObject(MainPanel.this.objectChooser.getObjId());<a name="line.126"></a>
<span class="sourceLineNo">127</span>            }<a name="line.127"></a>
<span class="sourceLineNo">128</span>        });<a name="line.128"></a>
<span class="sourceLineNo">129</span>    }<a name="line.129"></a>
<span class="sourceLineNo">130</span><a name="line.130"></a>
<span class="sourceLineNo">131</span>    @Override<a name="line.131"></a>
<span class="sourceLineNo">132</span>    public void attach() {<a name="line.132"></a>
<span class="sourceLineNo">133</span>        super.attach();<a name="line.133"></a>
<span class="sourceLineNo">134</span>        this.setMargin(false);<a name="line.134"></a>
<span class="sourceLineNo">135</span>        this.setSpacing(true);<a name="line.135"></a>
<span class="sourceLineNo">136</span>        this.setHeight("100%");<a name="line.136"></a>
<span class="sourceLineNo">137</span><a name="line.137"></a>
<span class="sourceLineNo">138</span>        // Layout top split panel<a name="line.138"></a>
<span class="sourceLineNo">139</span>        this.addComponent(this.objectChooser.getObjectPanel());<a name="line.139"></a>
<span class="sourceLineNo">140</span><a name="line.140"></a>
<span class="sourceLineNo">141</span>        // Add row with schema version and buttons<a name="line.141"></a>
<span class="sourceLineNo">142</span>        final HorizontalLayout buttonRow = new HorizontalLayout();<a name="line.142"></a>
<span class="sourceLineNo">143</span>        buttonRow.setSpacing(true);<a name="line.143"></a>
<span class="sourceLineNo">144</span>        buttonRow.setWidth("100%");<a name="line.144"></a>
<span class="sourceLineNo">145</span>        final SizedLabel versionLabel = new SizedLabel("Schema Version " + this.jdb.getActualVersion());<a name="line.145"></a>
<span class="sourceLineNo">146</span>        buttonRow.addComponent(versionLabel);<a name="line.146"></a>
<span class="sourceLineNo">147</span>        buttonRow.setComponentAlignment(versionLabel, Alignment.MIDDLE_LEFT);<a name="line.147"></a>
<span class="sourceLineNo">148</span>        final Label spacer1 = new Label();<a name="line.148"></a>
<span class="sourceLineNo">149</span>        buttonRow.addComponent(spacer1);<a name="line.149"></a>
<span class="sourceLineNo">150</span>        buttonRow.setExpandRatio(spacer1, 1.0f);<a name="line.150"></a>
<span class="sourceLineNo">151</span>        buttonRow.addComponent(this.editButton);<a name="line.151"></a>
<span class="sourceLineNo">152</span>        buttonRow.addComponent(this.newButton);<a name="line.152"></a>
<span class="sourceLineNo">153</span>        buttonRow.addComponent(this.deleteButton);<a name="line.153"></a>
<span class="sourceLineNo">154</span>        buttonRow.addComponent(this.upgradeButton);<a name="line.154"></a>
<span class="sourceLineNo">155</span>        this.addComponent(buttonRow);<a name="line.155"></a>
<span class="sourceLineNo">156</span>        this.setComponentAlignment(buttonRow, Alignment.TOP_RIGHT);<a name="line.156"></a>
<span class="sourceLineNo">157</span><a name="line.157"></a>
<span class="sourceLineNo">158</span>        // Add show form<a name="line.158"></a>
<span class="sourceLineNo">159</span>        this.addComponent(this.objectChooser.getShowForm());<a name="line.159"></a>
<span class="sourceLineNo">160</span><a name="line.160"></a>
<span class="sourceLineNo">161</span>        // Add space filler<a name="line.161"></a>
<span class="sourceLineNo">162</span>        final Label spacer2 = new Label();<a name="line.162"></a>
<span class="sourceLineNo">163</span>        this.addComponent(spacer2);<a name="line.163"></a>
<span class="sourceLineNo">164</span>        this.setExpandRatio(spacer2, 1.0f);<a name="line.164"></a>
<span class="sourceLineNo">165</span><a name="line.165"></a>
<span class="sourceLineNo">166</span>        // Populate table<a name="line.166"></a>
<span class="sourceLineNo">167</span>        //this.selectType(Object.class, true);<a name="line.167"></a>
<span class="sourceLineNo">168</span>    }<a name="line.168"></a>
<span class="sourceLineNo">169</span><a name="line.169"></a>
<span class="sourceLineNo">170</span>// GUI Updates<a name="line.170"></a>
<span class="sourceLineNo">171</span><a name="line.171"></a>
<span class="sourceLineNo">172</span>    // Invoked when an object is clicked on<a name="line.172"></a>
<span class="sourceLineNo">173</span>    protected void selectObject(ObjId id) {<a name="line.173"></a>
<span class="sourceLineNo">174</span><a name="line.174"></a>
<span class="sourceLineNo">175</span>        // New button<a name="line.175"></a>
<span class="sourceLineNo">176</span>        this.newButton.setEnabled(this.objectChooser.getJClass() != null);<a name="line.176"></a>
<span class="sourceLineNo">177</span><a name="line.177"></a>
<span class="sourceLineNo">178</span>        // Update buttons<a name="line.178"></a>
<span class="sourceLineNo">179</span>        if (id == null) {<a name="line.179"></a>
<span class="sourceLineNo">180</span>            this.editButton.setEnabled(false);<a name="line.180"></a>
<span class="sourceLineNo">181</span>            this.deleteButton.setEnabled(false);<a name="line.181"></a>
<span class="sourceLineNo">182</span>            this.upgradeButton.setEnabled(false);<a name="line.182"></a>
<span class="sourceLineNo">183</span>        } else {<a name="line.183"></a>
<span class="sourceLineNo">184</span>            this.editButton.setEnabled(true);<a name="line.184"></a>
<span class="sourceLineNo">185</span>            this.deleteButton.setEnabled(true);<a name="line.185"></a>
<span class="sourceLineNo">186</span>            this.upgradeButton.setEnabled(this.canUpgrade(id));<a name="line.186"></a>
<span class="sourceLineNo">187</span>        }<a name="line.187"></a>
<span class="sourceLineNo">188</span>    }<a name="line.188"></a>
<span class="sourceLineNo">189</span><a name="line.189"></a>
<span class="sourceLineNo">190</span>// Edit<a name="line.190"></a>
<span class="sourceLineNo">191</span><a name="line.191"></a>
<span class="sourceLineNo">192</span>    private void editButtonClicked(ObjId id) {<a name="line.192"></a>
<span class="sourceLineNo">193</span>        this.log.info("editing object " + id);<a name="line.193"></a>
<span class="sourceLineNo">194</span><a name="line.194"></a>
<span class="sourceLineNo">195</span>        // Copy object<a name="line.195"></a>
<span class="sourceLineNo">196</span>        final JObject jobj = this.doCopyForEdit(id);<a name="line.196"></a>
<span class="sourceLineNo">197</span>        if (jobj == null) {<a name="line.197"></a>
<span class="sourceLineNo">198</span>            Notification.show("Object " + id + " no longer exists", null, Notification.Type.WARNING_MESSAGE);<a name="line.198"></a>
<span class="sourceLineNo">199</span>            return;<a name="line.199"></a>
<span class="sourceLineNo">200</span>        }<a name="line.200"></a>
<span class="sourceLineNo">201</span><a name="line.201"></a>
<span class="sourceLineNo">202</span>        // Ensure object type is known<a name="line.202"></a>
<span class="sourceLineNo">203</span>        if (jobj instanceof UntypedJObject) {<a name="line.203"></a>
<span class="sourceLineNo">204</span>            Notification.show("Can't edit object " + id + " having unknown object type",<a name="line.204"></a>
<span class="sourceLineNo">205</span>              "Storage ID " + id.getStorageId() + " not defined in the current schema version",<a name="line.205"></a>
<span class="sourceLineNo">206</span>              Notification.Type.WARNING_MESSAGE);<a name="line.206"></a>
<span class="sourceLineNo">207</span>            return;<a name="line.207"></a>
<span class="sourceLineNo">208</span>        }<a name="line.208"></a>
<span class="sourceLineNo">209</span><a name="line.209"></a>
<span class="sourceLineNo">210</span>        // Build title component from reference label<a name="line.210"></a>
<span class="sourceLineNo">211</span>        Object refLabel = MainPanel.this.objectChooser.getJObjectContainer().getContainerProperty(<a name="line.211"></a>
<span class="sourceLineNo">212</span>          id, JObjectContainer.REFERENCE_LABEL_PROPERTY).getValue();<a name="line.212"></a>
<span class="sourceLineNo">213</span>        final Component titleComponent = refLabel instanceof Component ? (Component)refLabel : new Label("" + refLabel);<a name="line.213"></a>
<span class="sourceLineNo">214</span><a name="line.214"></a>
<span class="sourceLineNo">215</span>        // Open window<a name="line.215"></a>
<span class="sourceLineNo">216</span>        new JObjectEditorWindow(this.getUI(), this.session, this.jdb.getJClass(id), jobj, titleComponent).show();<a name="line.216"></a>
<span class="sourceLineNo">217</span>    }<a name="line.217"></a>
<span class="sourceLineNo">218</span><a name="line.218"></a>
<span class="sourceLineNo">219</span>    @RetryTransaction<a name="line.219"></a>
<span class="sourceLineNo">220</span>    @Transactional("jsimpledbGuiTransactionManager")<a name="line.220"></a>
<span class="sourceLineNo">221</span>    private JObject doCopyForEdit(ObjId id) {<a name="line.221"></a>
<span class="sourceLineNo">222</span><a name="line.222"></a>
<span class="sourceLineNo">223</span>        // Get object<a name="line.223"></a>
<span class="sourceLineNo">224</span>        final JObject jobj = JTransaction.getCurrent().getJObject(id);<a name="line.224"></a>
<span class="sourceLineNo">225</span>        if (!jobj.exists())<a name="line.225"></a>
<span class="sourceLineNo">226</span>            return null;<a name="line.226"></a>
<span class="sourceLineNo">227</span><a name="line.227"></a>
<span class="sourceLineNo">228</span>        // Copy object and dependencies<a name="line.228"></a>
<span class="sourceLineNo">229</span>        return this.objectChooser.getJObjectContainer().copyOut(jobj, new CopyState());<a name="line.229"></a>
<span class="sourceLineNo">230</span>    }<a name="line.230"></a>
<span class="sourceLineNo">231</span><a name="line.231"></a>
<span class="sourceLineNo">232</span>// New<a name="line.232"></a>
<span class="sourceLineNo">233</span><a name="line.233"></a>
<span class="sourceLineNo">234</span>    private void newButtonClicked() {<a name="line.234"></a>
<span class="sourceLineNo">235</span>        final JClass&lt;?&gt; jclass = this.objectChooser.getJClass();<a name="line.235"></a>
<span class="sourceLineNo">236</span>        if (jclass == null) {<a name="line.236"></a>
<span class="sourceLineNo">237</span>            Notification.show("Can't create object having unknown type",<a name="line.237"></a>
<span class="sourceLineNo">238</span>              "Please select an object type first", Notification.Type.WARNING_MESSAGE);<a name="line.238"></a>
<span class="sourceLineNo">239</span>            return;<a name="line.239"></a>
<span class="sourceLineNo">240</span>        }<a name="line.240"></a>
<span class="sourceLineNo">241</span>        this.log.info("creating new object of type " + jclass.getType().getName());<a name="line.241"></a>
<span class="sourceLineNo">242</span>        new JObjectEditorWindow(this.getUI(), this.session, jclass).show();<a name="line.242"></a>
<span class="sourceLineNo">243</span>    }<a name="line.243"></a>
<span class="sourceLineNo">244</span><a name="line.244"></a>
<span class="sourceLineNo">245</span>// Delete<a name="line.245"></a>
<span class="sourceLineNo">246</span><a name="line.246"></a>
<span class="sourceLineNo">247</span>    private void deleteButtonClicked(ObjId id) {<a name="line.247"></a>
<span class="sourceLineNo">248</span>        this.log.info("deleting object " + id);<a name="line.248"></a>
<span class="sourceLineNo">249</span>        final boolean deleted;<a name="line.249"></a>
<span class="sourceLineNo">250</span>        try {<a name="line.250"></a>
<span class="sourceLineNo">251</span>            deleted = this.doDelete(id);<a name="line.251"></a>
<span class="sourceLineNo">252</span>        } catch (DeletedObjectException e) {<a name="line.252"></a>
<span class="sourceLineNo">253</span>            Notification.show("Object " + e.getId() + " no longer exists", null, Notification.Type.WARNING_MESSAGE);<a name="line.253"></a>
<span class="sourceLineNo">254</span>            return;<a name="line.254"></a>
<span class="sourceLineNo">255</span>        } catch (ReferencedObjectException e) {<a name="line.255"></a>
<span class="sourceLineNo">256</span>            Notification.show("Object " + id + " is referenced by " + e.getReferrer(),<a name="line.256"></a>
<span class="sourceLineNo">257</span>              e.getMessage(), Notification.Type.ERROR_MESSAGE);<a name="line.257"></a>
<span class="sourceLineNo">258</span>            return;<a name="line.258"></a>
<span class="sourceLineNo">259</span>        }<a name="line.259"></a>
<span class="sourceLineNo">260</span>        if (deleted)<a name="line.260"></a>
<span class="sourceLineNo">261</span>            Notification.show("Removed object " + id);<a name="line.261"></a>
<span class="sourceLineNo">262</span>        else<a name="line.262"></a>
<span class="sourceLineNo">263</span>            Notification.show("Could not delete object " + id, null, Notification.Type.WARNING_MESSAGE);<a name="line.263"></a>
<span class="sourceLineNo">264</span>        this.selectObject(null);<a name="line.264"></a>
<span class="sourceLineNo">265</span>    }<a name="line.265"></a>
<span class="sourceLineNo">266</span><a name="line.266"></a>
<span class="sourceLineNo">267</span>    @RetryTransaction<a name="line.267"></a>
<span class="sourceLineNo">268</span>    @Transactional("jsimpledbGuiTransactionManager")<a name="line.268"></a>
<span class="sourceLineNo">269</span>    private boolean doDelete(ObjId id) {<a name="line.269"></a>
<span class="sourceLineNo">270</span>        final JObject jobj = JTransaction.getCurrent().getJObject(id);<a name="line.270"></a>
<span class="sourceLineNo">271</span>        final boolean deleted = jobj.delete();<a name="line.271"></a>
<span class="sourceLineNo">272</span>        if (deleted &amp;&amp; this.changePublisher != null)<a name="line.272"></a>
<span class="sourceLineNo">273</span>            this.changePublisher.publishChangeOnCommit(new ObjectDelete&lt;Object&gt;(jobj));<a name="line.273"></a>
<span class="sourceLineNo">274</span>        return deleted;<a name="line.274"></a>
<span class="sourceLineNo">275</span>    }<a name="line.275"></a>
<span class="sourceLineNo">276</span><a name="line.276"></a>
<span class="sourceLineNo">277</span>// Upgrade<a name="line.277"></a>
<span class="sourceLineNo">278</span><a name="line.278"></a>
<span class="sourceLineNo">279</span>    private void upgradeButtonClicked(ObjId id) {<a name="line.279"></a>
<span class="sourceLineNo">280</span>        final int newVersion = this.jdb.getActualVersion();<a name="line.280"></a>
<span class="sourceLineNo">281</span>        this.log.info("upgrading object " + id + " to schema version " + newVersion);<a name="line.281"></a>
<span class="sourceLineNo">282</span>        final int oldVersion = this.doUpgrade(id);<a name="line.282"></a>
<span class="sourceLineNo">283</span>        switch (oldVersion) {<a name="line.283"></a>
<span class="sourceLineNo">284</span>        case -1:<a name="line.284"></a>
<span class="sourceLineNo">285</span>            Notification.show("Object " + id + " no longer exists", null, Notification.Type.WARNING_MESSAGE);<a name="line.285"></a>
<span class="sourceLineNo">286</span>            break;<a name="line.286"></a>
<span class="sourceLineNo">287</span>        case 0:<a name="line.287"></a>
<span class="sourceLineNo">288</span>            Notification.show("Object " + id + " was already upgraded", null, Notification.Type.WARNING_MESSAGE);<a name="line.288"></a>
<span class="sourceLineNo">289</span>            break;<a name="line.289"></a>
<span class="sourceLineNo">290</span>        default:<a name="line.290"></a>
<span class="sourceLineNo">291</span>            Notification.show("Upgraded object " + id + " version from " + oldVersion + " to " + newVersion);<a name="line.291"></a>
<span class="sourceLineNo">292</span>            break;<a name="line.292"></a>
<span class="sourceLineNo">293</span>        }<a name="line.293"></a>
<span class="sourceLineNo">294</span>    }<a name="line.294"></a>
<span class="sourceLineNo">295</span><a name="line.295"></a>
<span class="sourceLineNo">296</span>    @RetryTransaction<a name="line.296"></a>
<span class="sourceLineNo">297</span>    @Transactional("jsimpledbGuiTransactionManager")<a name="line.297"></a>
<span class="sourceLineNo">298</span>    private int doUpgrade(ObjId id) {<a name="line.298"></a>
<span class="sourceLineNo">299</span>        final JObject jobj = JTransaction.getCurrent().getJObject(id);<a name="line.299"></a>
<span class="sourceLineNo">300</span>        final int oldVersion;<a name="line.300"></a>
<span class="sourceLineNo">301</span>        try {<a name="line.301"></a>
<span class="sourceLineNo">302</span>            oldVersion = jobj.getSchemaVersion();<a name="line.302"></a>
<span class="sourceLineNo">303</span>        } catch (DeletedObjectException e) {<a name="line.303"></a>
<span class="sourceLineNo">304</span>            return -1;<a name="line.304"></a>
<span class="sourceLineNo">305</span>        }<a name="line.305"></a>
<span class="sourceLineNo">306</span>        final boolean upgraded = jobj.upgrade();<a name="line.306"></a>
<span class="sourceLineNo">307</span>        if (upgraded &amp;&amp; this.changePublisher != null)<a name="line.307"></a>
<span class="sourceLineNo">308</span>            this.changePublisher.publishChangeOnCommit(jobj);<a name="line.308"></a>
<span class="sourceLineNo">309</span>        return upgraded ? oldVersion : 0;<a name="line.309"></a>
<span class="sourceLineNo">310</span>    }<a name="line.310"></a>
<span class="sourceLineNo">311</span><a name="line.311"></a>
<span class="sourceLineNo">312</span>    @RetryTransaction<a name="line.312"></a>
<span class="sourceLineNo">313</span>    @Transactional("jsimpledbGuiTransactionManager")<a name="line.313"></a>
<span class="sourceLineNo">314</span>    private boolean canUpgrade(ObjId id) {<a name="line.314"></a>
<span class="sourceLineNo">315</span>        final JObject jobj = JTransaction.getCurrent().getJObject(id);<a name="line.315"></a>
<span class="sourceLineNo">316</span>        return jobj.exists() &amp;&amp; jobj.getSchemaVersion() != this.jdb.getActualVersion();<a name="line.316"></a>
<span class="sourceLineNo">317</span>    }<a name="line.317"></a>
<span class="sourceLineNo">318</span>}<a name="line.318"></a>
<span class="sourceLineNo">319</span><a name="line.319"></a>




























































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